The shares include the following Restricted Stock Units (RSUs) granted under the Company's equity plans: 286 RSUs which fully vest on 4/28/2013; 615 RSUs which vest in annual installments of 307 on 4/26/2013 and 308 on 4/26/2014; 1,714 RSUs which vest in annual installments of 565, 566 and 583 on 4/25/2013, 4/25/2014 and 4/25/2015, respectively; and 1,400 RSUs which vest in two equal installments of 462 each on 4/27/2014 and 4/27/2015 and one installment of 476 on 4/27/2016. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

(2)

These shares include 19 Dividend Equivalents (DEs) granted pursuant to the Amgen Inc. 2009 Equity Incentive Plan and subject to a qualifying dividend reinvestment plan. DEs are credited on the reporting person's unvested RSUs and are paid out in shares of the Company's common stock on a one-to-one basis according to the vesting schedule, along with a cash payment for any remaining fractional share amount.

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